import cv2
import time
img = cv2.imread("../01_start/dog.jpg", cv2.IMREAD_UNCHANGED)
print(img.size)
print(img.dtype)
face = img[200:400, 200:300]
# cv2.imshow("face", face)
# cv2.waitKey(0)
img[100:300, 0:100] = face
img[370:570, 200:300] = face
img[350:550, 500:600] = face
img[200:400, 400:500] = face
cv2.imshow("face1", img)
cv2.waitKey(0)